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86 lines
2.7 KiB
C++
86 lines
2.7 KiB
C++
/*
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* Copyright (C) 2016-present ScyllaDB
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*
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* Modified by ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: (LicenseRef-ScyllaDB-Source-Available-1.1 and Apache-2.0)
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*/
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#pragma once
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#include "audit/audit.hh"
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#include <seastar/core/shared_ptr.hh>
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#include <seastar/core/weak_ptr.hh>
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#include <seastar/core/checked_ptr.hh>
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#include <vector>
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#include "exceptions/exceptions.hh"
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#include "types/types.hh"
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namespace cql3 {
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class prepare_context;
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class column_specification;
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class cql_statement;
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struct cql_metadata_id_type {
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explicit cql_metadata_id_type(bytes&& metadata_id) : _metadata_id(std::move(metadata_id)) {}
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bytes _metadata_id;
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bool operator==(const cql_metadata_id_type& other) const = default;
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};
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namespace statements {
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struct invalidated_prepared_usage_attempt {
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void operator()() const {
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throw exceptions::invalidated_prepared_usage_attempt_exception();
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}
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};
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class prepared_statement : public seastar::weakly_referencable<prepared_statement> {
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public:
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typedef seastar::checked_ptr<seastar::weak_ptr<const prepared_statement>> checked_weak_ptr;
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public:
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const seastar::shared_ptr<cql_statement> statement;
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const std::vector<seastar::lw_shared_ptr<column_specification>> bound_names;
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const std::vector<uint16_t> partition_key_bind_indices;
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std::vector<sstring> warnings;
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private:
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cql_metadata_id_type _metadata_id;
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public:
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prepared_statement(audit::audit_info_ptr&& audit_info, seastar::shared_ptr<cql_statement> statement_, std::vector<seastar::lw_shared_ptr<column_specification>> bound_names_,
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std::vector<uint16_t> partition_key_bind_indices, std::vector<sstring> warnings = {});
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prepared_statement(audit::audit_info_ptr&& audit_info, seastar::shared_ptr<cql_statement> statement_, const prepare_context& ctx, const std::vector<uint16_t>& partition_key_bind_indices,
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std::vector<sstring> warnings = {});
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prepared_statement(audit::audit_info_ptr&& audit_info, seastar::shared_ptr<cql_statement> statement_, prepare_context&& ctx, std::vector<uint16_t>&& partition_key_bind_indices);
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prepared_statement(audit::audit_info_ptr&& audit_info, seastar::shared_ptr<cql_statement>&& statement_, std::vector<sstring> warnings = {});
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checked_weak_ptr checked_weak_from_this() const {
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return checked_weak_ptr(this->weak_from_this());
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}
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void calculate_metadata_id();
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cql_metadata_id_type get_metadata_id() const;
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};
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}
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}
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template <> struct fmt::formatter<cql3::cql_metadata_id_type> {
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constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
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auto format(const cql3::cql_metadata_id_type& m, fmt::format_context& ctx) const {
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return fmt::format_to(ctx.out(), "{}", m._metadata_id);
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}
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};
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